And it possessed all the glamour of a souped-up lawnmower .
而且它拥有一辆马力增强版割草机的所有魅力。
And the engine sounds like a lawnmower .
还有，引擎犹如割草机。
Confidence without knowledge is like a sports car with a lawnmower engine .
没有知识的自信就好比是一辆拉风的跑车却装配着剪草机的引擎。
Immovable object : a stubborn nut on an old lawnmower or pickup truck refuses to budge .
纹丝不动：在旧割草机或载货卡车上一个顽固的螺帽就是不肯动。
The remainder use crude belt-drive systems or are powered by tiny engines with the farmer himself having to guide the machine , as in a " walk-behind " lawnmower .
